Re: backup getting larger and larger

Chander Ganesan wrote:
> Steve Crawford wrote:
>> Ivan Sergio Borgonovo wrote:
>>> I still have to investigate if the tables are getting really
>>> larger...
>> Can we assume that by backup you mean pg_dump/pg_dumpall? If so, then
>> the change is likely due to increasing data in the database. I have a
>> daily report that emails me a crude but useful estimate of table
>> utilization based on this query:
>> ...
> The better way to do this would likely be to use the pg_*_size
> functions detailed here:
>
> http://www.postgresql.org/docs/8.3/static/functions-admin.html#FUNCTIONS-ADMIN-DBSIZE
>
>
> In particular pg_total_relation_size() , |pg_size_pretty|(), and the
> like...  Seems much more straightforward than the queries mentioned
> above..
>
You are, of course, correct. That is a better choice if you are up-to-date.

Unfortunately I still have some lingering servers that haven't been
upgraded to a version that includes that functionality (and I know I'm
not alone...) :)

Cheers,
Steve